ecshop如何设置了购买停留在商品页面之后。将ecshop商品加入购物车的时候。就不会直接进入购物车。这样使用购物车非常不方便。我们为了既保持该页面功能，又能进入购物车功能。所以增加了

另外一个购买按扭。点购买之后。可以直接进入ecshop的购物车。这样只牵涉到修改ecshop模板，对ecshop二次开发稍微修改就可以做到。
1:goods.dwt模板
<a href="javascript:addToCart1({$goods.goods_id})"><img src="images/bnt_cat.gif" />
2:js/common.js
function addToCart1(goodsId, parentId)
{
var goods = new Object();
var spec_arr = new Array();
var fittings_arr = new Array();
var number = 1;
var formBuy = document.forms['ECS_FORMBUY'];
var quick = 0;
// 检查是否有商品规格
if (formBuy)
{
spec_arr = getSelectedAttributes(formBuy);
if (formBuy.elements['number'])
{
number = formBuy.elements['number'].value;
}
quick = 1;
}
goods.quick = quick;
goods.spec = spec_arr;
goods.goods_id = goodsId;
goods.number = number;
goods.parent = (typeof(parentId) == "undefined") ? 0 : parseInt(parentId);
Ajax.call('flow.php?step=add_to_cart1', 'goods=' + goods.toJSONString(), addToCartResponse1, 'POST', 'JSON');
}
function addToCartResponse1(result)
{
if (result.error > 0)
{
// 如果需要缺货登记，跳转
if (result.error == 2)
{
if (confirm(result.message))
{
location.href = 'user.php?act=add_booking&id=' + result.goods_id + '&spec=' + result.product_spec;
}
}
// 没选规格，弹出属性选择框
else if (result.error == 6)
{
openSpeDiv(result.message, result.goods_id, result.parent);
}
else
{
alert(result.message);
}
}
else
{
var cartInfo = document.getElementById('ECS_CARTINFO');
var cart_url = 'flow.php?step=cart';
if (cartInfo)
{
cartInfo.innerHTML = result.content;
}
location.href = cart_url;

}
}
3:flow.php
elseif ($_REQUEST['step'] == 'add_to_cart1')
{
include_once('includes/cls_json.php');
$_POST['goods'] = json_str_iconv($_POST['goods']);
if (!empty($_REQUEST['goods_id']) && empty($_POST['goods']))
{
if (!is_numeric($_REQUEST['goods_id']) || intval($_REQUEST['goods_id']) <= 0)
{
ecs_header("Location:./\n");
}
$goods_id = intval($_REQUEST['goods_id']);
exit;
}
$result = array('error' => 0, 'message' => '', 'content' => '', 'goods_id' => '');
$json = new JSON;
if (empty($_POST['goods']))
{
$result['error'] = 1;
die($json->encode($result));
}
$goods = $json->decode($_POST['goods']);
/* 检查：如果商品有规格，而post的数据没有规格，把商品的规格属性通过JSON传到前台 */
if (empty($goods->spec) AND empty($goods->quick))
{
$sql = "SELECT a.attr_id, a.attr_name, a.attr_type, ".
"g.goods_attr_id, g.attr_value, g.attr_price " .
'FROM ' . $GLOBALS['ecs']->table('goods_attr') . ' AS g ' .
'LEFT JOIN ' . $GLOBALS['ecs']->table('attribute') . ' AS a ON a.attr_id = g.attr_id ' .
"WHERE a.attr_type != 0 AND g.goods_id = '" . $goods->goods_id . "' " .
'ORDER BY a.sort_order, g.attr_price, g.goods_attr_id';
$res = $GLOBALS['db']->getAll($sql);
if (!empty($res))
{
$spe_arr = array();
foreach ($res AS $row)
{
$spe_arr[$row['attr_id']]['attr_type'] = $row['attr_type'];
$spe_arr[$row['attr_id']]['name'] = $row['attr_name'];
$spe_arr[$row['attr_id']]['attr_id'] = $row['attr_id'];
$spe_arr[$row['attr_id']]['values'][] = array(
'label' => $row['attr_value'],
'price' => $row['attr_price'],
'format_price' => price_format($row['attr_price'], false),
'id' => $row['goods_attr_id']);
}
$i = 0;
$spe_array = array();
foreach ($spe_arr AS $row)
{
$spe_array[]=$row;
}
$result['error'] = ERR_NEED_SELECT_ATTR;
$result['goods_id'] = $goods->goods_id;
$result['parent'] = $goods->parent;
$result['message'] = $spe_array;
die($json->encode($result));
}
}

/* 检查：商品数量是否合法 */
if (!is_numeric($goods->number) || intval($goods->number) <= 0)
{
$result['error'] = 1;
$result['message'] = $_LANG['invalid_number'];
}
/* 更新：购物车 */
else
{
// 更新：添加到购物车
if (addto_cart($goods->goods_id, $goods->number, $goods->spec, $goods->parent))
{
if ($_CFG['cart_confirm'] > 2)
{
$result['message'] = '';
}
else
{
$result['message'] = $_CFG['cart_confirm'] == 1 ? $_LANG['addto_cart_success_1'] : $_LANG['addto_cart_success_2'];
}
$result['content'] = insert_cart_info();
$result['one_step_buy'] = $_CFG['one_step_buy'];
}
else
{
$result['message'] = $err->last_message();
$result['error'] = $err->error_no;
$result['goods_id'] = stripslashes($goods->goods_id);
if (is_array($goods->spec))
{
$result['product_spec'] = implode(',', $goods->spec);
}
else
{
$result['product_spec'] = $goods->spec;
}
}
}
$result['confirm_type'] =3;
die($json->encode($result));
}